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An air bubble has a volume of 0.520 L at 16°C. What is the volume in liters at 3°C, if n and P do not change?
What is the volume in liters at 422 K , if n and P do not change?
What is the volume in liters at -14°C, if n and P do not change?
What is the volume in liters at 568 K , if n and P do not change?
Given the reaction 2Al(s) + 3H2SO4(aq) --> Al2(SO4)3 (aq) + 3H2(g) what volume of H2 gas measured at STP will be produced from 5.40 grams of Al reacting with an excess of H2SO4
Utilized 1.99 g of t-butanol in synthesis of BHT. Presuming no other substances are limiting, explain how many grams of BHT can be formed
Problem- Calculate the pressures, P, in atmospheres at which the mean free path, l, of a hydrogen molecule will be 4.00 ?m, 4.00 mm, and 4.00 m at 20.0 °C. The diameter of a H2 molecule is 270 pm.
A method of preparing a very pure alkane is to react the corresponding alkyl magnesium halid (grignard reagent) with water and collect the alkane product.
Calculate the mass of methane that must be burned to provide enough heat to convert 151.0 g of water at 43.0°C into steam at 124.0°C.
calculate the work done in joules against a pressure of 1.0 atm at 25oc. if 3 moles of h2 react with 3 moles of cl2 to
How many grams of ethylene glycol (automobile antifreeze, {rm C_2H_6O_2}) dissolved in 3.30 {rm kg} of water is needed to lower the freezing point of water in an automobile radiator to 24.5^circ {rm C}?
What is the temperature of the sample, in degree celsius? can you please show steps?
Problem- Ammonia gas is synthesized by combining hyrdogen and nitrogen. If you want to produce 562g of NH3, what volume of H2 gas at 56 degree Celsius and 745 mmHg is required? (r=0.08206 L(atm)/ mol(K), also assume the reaction is not an equilibr..
a photon of ultraviolet uv light possesses enough energy tomutate a strand of human dna. what is the energy of a
Many drugs that arenatural Bronsted bases are put into aqueous solution as their much more soluble salts with strong acids. The powerful painkiller morphine, for example, is very slightly soluble in water, but morphine nitrate is quite soluble in ..
calculate the percentage ionization of benzoic acid at the following concentration : assume the approximation for both cases to be correct : a) 0.20M b) .0.00020M
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